PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • While some platforms, such as YouTube, have been widely accepted in the classroom, Twitter has been slower to catch on as a teaching tool.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pearltrees.com